Skip to main content

Table 1 Comparison of clinical data between mirror syndrome group and non-mirror syndrome group

From: Clinical characteristics and risk factors of mirror syndrome: a retrospective case-control study

Clinical Profiles

Non-mirror group (n = 23)

Mirror group (n = 14)

P value

Fetal features

 Time of fetal hydrops onset (wks)

23.0 (9.4)

27.8 (4.7)

0.003

 Placental thickening

8/23 (34.8%)

12/14 (85.7%)

0.006

 Polyhydramnios

4/23 (17.4%)

6/14 (42.9%)

0.132

Maternal features

 Maternal age (years)

28.0 (5.0)

28.5 (9.0)

0.699

 Primipara

11/23 (47.8%)

4/14 (28.6%)

0.314

 Body weight gain

5.5 (6.0)

9.0 (8.0)

0.003

 Hypertension

0/23 (0)

5/14 (35.7%)

0.005

 Systolic Blood Pressure (mmHg)

115 (12)

131 (24)

< 0.001

 Diastolic Blood Pressure (mmHg)

64 (15)

82 (13)

< 0.001

 Anemia

15/23 (65.2%)

14/14 (100%)

0.015

 Hemoglobin (g/L)

105 (31)

88 (31)

< 0.001

 Hematocrit (%)

31.8 (3.6)

26.4 (7.1)

< 0.001

 Platelet counts (×109/L)

237 (91)

155 (122)

0.005

 Serum albumin (g/L)

35.0 (3.2)

25.8 (4.1)

< 0.001

 Uric Acid (μmol/L)

290 (32)

546 (324)

0.042

 Creatinine (μmol/L)

44 (8)

59 (44)

0.002

 Proteinuria

1/23 (4.3%)

9/14 (64.3%)

< 0.001

Outcomes

 Termination of pregnancy

23/23 (100%)

12/14 (85.7%)

 Gestational age at delivery (wks)

25.4 (8.9)

29.1 (5.9)

0.034

 Cesarean section

0/23 (0)

7/14 (50%)

< 0.001

 Placental edema

15/23 (65.2%)

14/14 (100%)

0.015

 Maternal morbidity

2/23 (8.7%)

12/14 (85.7%)

< 0.001

  Postpartum hemorrhage

1/23 (4.3%)

7/14 (50%)

0.002

  Placenta accreta

2/23 (8.7%)

5/14 (35.7%)

0.08

  Other complications

0/23 (0)

10/14 (71.4%)

< 0.001

 Blood products transfusion

1/23 (4.3%)

9/14 (64.3%)

< 0.001

 Intensive care unit admission

0/23 (0)

6/14 (42.9%)

0.001

 Length of hospital stay (days)

5 (3)

11 (5)

< 0.001

 Cost (dollars)

582 (483)

3597 (4023)

< 0.001

  1. Values are median (interquartile range) or number (percentage)